package ooday03;

public class InterfaceDemo {
    public static void main(String[] args) {

    }







    //演示接口的语法
    interface Inter{
        public abstract void show();//完整写法
        void test();//默认public abstract
    }

    //演示接口的实现
    interface Inter1{
        void show();
        void test();
    }


    class Aoo implements Inter1, Inter {
        public void show(){}//重写接口种的方法时，必须加public
        public void test(){}
    }






    interface Inter2{
        void show();
    }

    interface Inter3{
        void test();
    }

    abstract class Boo{
        abstract void say();
    }

    class Coo extends Boo implements Inter2,Inter3{
        public void show(){};
        public void test(){};
        void say(){};
    }
















}
